docs: def node_name(self, value):
          """The node_name property.
          
          Args:
              value (string). the property value.
          """
          if value == self._defaults['ai.internal.nodeName'] and 'ai.internal.nodeName' in self._values:
              del self._values['ai.internal.nodeName']
          else:
              self._values['ai.internal.nodeName'] = value